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CVE-2021-28875

Date: April 10, 2021

In the standard library in Rust before 1.50.0, read_to_end() does not validate the return value from Read in an unsafe context. This bug could lead to a buffer overflow.

Language: RUST

Severity Score

7.5

Related Resources (8)

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-28875

Url: https://github.com/rust-lang/rust/pull/80895

Url: https://security-tracker.debian.org/tracker/CVE-2021-28875

Url: https://security.gentoo.org/glsa/202210-09

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-28875

Url: https://github.com/rust-lang/rust/issues/80894

Url: https://access.redhat.com/security/cve/CVE-2021-28875

Url: https://www.mend.io/vulnerability-database/CVE-2021-28875

Severity Score

7.5

Weakness Type (CWE)

Unchecked Return Value

CWE-252

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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